To stretch your thigh muscles, find a flat surface like a table or countertop. Lie on your back and bring both knees toward your chest. Place a pillow under your head for comfort. Hold both knees ...

When you are down here, this foot is up like that you will be stretching this muscle in this fashion ... pull up from the thigh.

TV doctor Xand van Tulleken has highlighted a simple exercise that could be the answer for those suffering from cramps.